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Soy Isoflavones

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Soy Isoflavones is a Glycine max extract standardized for total isoflavones, often including daidzin, genistin, glycitin and their aglycones.

GoodNutrition supplies this ingredient for supplement, functional food and personal care manufacturers. We support bulk purchasing with specification review, sample evaluation and export documentation for ongoing B2B supply projects.

Please confirm assay, appearance, solubility, packaging format and intended application with our team before order placement so the material profile matches your formula and market requirements.

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GoodNutrition supplies botanical extracts and nutraceutical ingredients for supplement, functional food and personal care manufacturers. Contact us to confirm specification, assay, solubility, sample availability, MOQ, packaging and current lead time for this item.

We support B2B purchasing with COA documentation, production coordination and repeat-order planning for wholesale ingredient projects.

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Document Support

Need COA, MSDS, packaging or MOQ details for this ingredient?

Share the target specification, dosage form, market and estimated quantity with our team. We can help coordinate document review, sample planning, packaging discussion and quotation support faster for supplement and functional food projects.

Specification reviewAssay, appearance, solubility and application fit for your formulation direction.
Packaging & MOQDiscuss sample size, bulk packing format and commercial quantity planning with our sales team.
COA / MSDS requestUseful for evaluation, internal QA checks and cross-team approval before commercial orders.

Certification and Documentation Support

Good Nutrition Bio supports supplier qualification with ISO 9001 quality management, ISO 22000 food safety management, KOF-K Kosher, Halal, USDA Organic and EU Organic documentation where applicable. Buyers should confirm the current certificate scope, issuing body, validity dates and product applicability for each project.

ISO 9001 ISO 22000 KOF-K Kosher Halal USDA Organic EU Organic

Soy Isoflavones is a Glycine max extract standardized for total isoflavones, often including daidzin, genistin, glycitin and their aglycones.

Soy isoflavone materials should be compared by total assay, individual isoflavone profile and whether results are stated on glycoside or aglycone equivalents. Because the source is soybean, allergen and GMO documentation must be handled accurately.

Product Specification

Product NameSoy Isoflavones
Material IdentitySoybean germ extract
AppearanceLight yellow to yellow fine powder
Key Specification40% total isoflavones by HPLC, batch specific

Key Characteristics

  • Standardized soybean-derived phytoestrogen profile
  • Light-yellow powder with mild botanical notes
  • Assay basis can differ between total glycosides and aglycone equivalents

Formulation & Handling

  • Suitable for capsules, tablets and women's-health powder blends
  • Confirm soy-allergen labeling and GMO documentation for each market
  • Use the correct assay basis when calculating active isoflavone content

Quality Parameters to Review

  • Total and individual isoflavone profile with calculation basis
  • Soy source, allergen declaration and GMO status
  • Residual solvents, pesticides, heavy metals and microbiological limits

Final suitability should be confirmed against the agreed product specification, batch COA, destination-market requirements and the buyer’s finished-product validation.

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Buyer FAQ

What should buyers verify for Soy Isoflavones?

Review Total and individual isoflavone profile with calculation basis; Soy source, allergen declaration and GMO status; Residual solvents, pesticides, heavy metals and microbiological limits. Final acceptance should follow the agreed specification and batch COA.

How is Soy Isoflavones commonly formulated?

Suitable for capsules, tablets and women's-health powder blends; Confirm soy-allergen labeling and GMO documentation for each market; Use the correct assay basis when calculating active isoflavone content

What is Soy Isoflavones commonly used for?

Common application directions include Women's midlife and menopause-wellness formulas; Bone and cardiovascular-wellness supplements; Healthy-aging and beauty-nutrition products. Finished-product claims and suitability must be reviewed for the destination market.